Aurora in Cheyenne on May 18, 2025

May 18, 2025

Cheyenne change region

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Probability of aurora in Cheyenne

Probability of aurora as of end of day, May 18, 2025, Cheyenne time

0 % Cheyenne

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of May 18, 2025, Cheyenne time

Aurora over North America

Changes in the auroral oval on May 18, 2025 in United States from the beginning to the end of the day, Coordinated Universal Time (UTC)

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Aurora in the northern hemisphere

Changes in the auroral oval on May 18, 2025 in the northern hemisphere from the beginning to the end of the day, Coordinated Universal Time (UTC)

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Probability of aurora in cities of United States

Estimated probabilities of aurora observations at zenith for cities in United States as of end of day May 18, 2025.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

0 % Seattle

0 % Detroit

0 % Portland

0 % Boston

0 % Madison

2 % Bismarck

0 % Olympia

1 % Helena

1 % Saint Paul

11 % Fairbanks

4 % Anchorage

6 % Juneau

2 % Hooper Bay

5 % Nome

8 % Kotzebue

14 % Utqiagvik

2 % Bethel

5 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from May 17 to 18, 2025 in the northern hemisphere, Cheyenne time

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